usury
usu.ry \'yu:zh-(*-)re-\ n [ME, fr. ML usuria, alter. of L usura, fr. usus, pp. of ut]i to use archaic 1: INTEREST 2: the lending of money with an interest charge for its use 3: an unconscionable or exorbitant rate or amount of interest; specif : interest in excess of a legal rate charged to a borrower for the use of money